Unlock value from data visualizations

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How to Unlock Value in Data Using Data Visualizations[#VIZ] Chaitanya Sagar “CS” [email protected] 646.583.0001

description

Perceptive Analtyics is a data analytic company and a trusted advisor to its clients across domains.

Transcript of Unlock value from data visualizations

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AnalyticsSpreadsheet

Solutions

Data Visualizations Marketing

Marketing Mix Modeling Price Promotion Analysis Catalogue OptimizationSegmentation Web Analytics Churn Analysis

Risk ManagementCredit Risk Management Liquidity Risk Management Capital Allocation AnalysisCollateral Management Fraud Detection

Supply ChainInventory Optimization Demand Analytics Distribution Network OptimizationSourcing Analytics Freight Lane Analytics

VerticalsConsumer Packaged GoodsRetailHealthcare

Our Services

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Questions?

Use ask-a-question feature in GoToWebinar

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Which industry do you work in?• Retail and Consumer Packaged

Goods

• Health Care

• Banking, Financial Services and Insurance

• Information Technology / Consulting/Others

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Which Function Do You Work In?

• Analytics

• BI

• Sales and Marketing

• IT

• Finance/Operations / Human Resources

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Overview

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The need for visualizations

How visualizations help unlock value

How to build visualizations

-Purpose

-Design

Tools

Q&A

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The Need for Visualizations

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Our Needs Outgrew Charts

More data!high dimensional

ˠ

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Humans are Visual

Brain can absorb large amounts of information and find patterns (and deviations!) P

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“Mind is a Pattern-Matching Machine”

Edward De BonoMechanism of the Mind (1969)

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x y x y x y x y

10 8.04 10 9.14 10 7.46 8 6.58

8 6.95 8 8.14 8 6.77 8 5.76

13 7.58 13 8.74 13 12.74 8 7.71

9 8.81 9 8.77 9 7.11 8 8.84

11 8.33 11 9.26 11 7.81 8 8.47

14 9.96 14 8.1 14 8.84 8 7.04

6 7.24 6 6.13 6 6.08 8 5.25

4 4.26 4 3.1 4 5.39 19 12.5

12 10.84 12 9.13 12 8.15 8 5.56

7 4.82 7 7.26 7 6.42 8 7.91

5 5.68 5 4.74 5 5.73 8 6.89

Mean 9 7.5 9 7.5 9 7.5 9 7.5

Variance 11 4.122 11 4.122 11 4.122 11 4.122

Correlation

Linear Regression y = 3.00 + 0.500x y = 3.00 + 0.500x y = 3.00 + 0.500x y = 3.00 + 0.500x

Anscombe's Quartet

I II III IV

0.816 0.816 0.816 0.816

Anscombe’s Quartet

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How are the Data Sets Different?

• All four data sets are identical

• Distribution is different

• Median and Mode could be different

• Not Sure

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Statistics May Hide Something

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Statistics and bikinis show a lot, but not everything.

- Toby HarrahAmerican baseball player

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Where do Data Visualizations Fit in Data Analytics Process?

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Acquire Data

Clean Data

Explore Data

Data

Modeling

Insights

Communicate

Where does Data Visualization Fit in Data Analytics Process?

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How Visualizations Help Unlock Value

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Make Sense of Vast Data Quickly

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Make Sense of Vast Data Quickly

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Elicit Questions You Did Not Ask Before

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What should we do to make India a land of equal opportunity for all, free of prejudice and discrimination?

- Ratan Tata

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Sample Responses• @RNTata2000 in all democracies there is a gap on what ple want and what

politicians r delivering,they r not doing the right thing, lobbying?

• @bangaarm @RNTata2000 Budget 2012: This year is Tax Holiday. No income tax on your earnings. This is to bring back all the black money to India

• @sri_v22 @RNTata2000 1. Kill corruption 2. Electoral reforms so that honest ple can get into politics 3. Media & activists should increase their role

• @joseaaa @RNTata2000 Can't be articulated with 140 characters. Quality education for the masses is magic potion that can address most of the problem.

• @dharmeshsharma8 @RNTata2000 Could we have your view on this topic?

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Discover New Data Relationships

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Discover New Data Relationships

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Show Others What You See

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Show Others What You See

http://guns.periscopic.com

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How to Create Visualizations

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Data

Analyst

Tool

Insights

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Data

Analyst

Tool

Domain /Situation

Imagination

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Purpose Design

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Purpose

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TasksAudience Answers

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Guidelines

• Understand your goals

• Determine the most important dimensions of your data

• Determine key data relationships

• Show data close to reality e.g. maps, time lines etc.

• Choose encoding wisely “Function first, suave next”

• What questions do you want answered?

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Design

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Visual Encoding

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What Do You Think About This Chart?

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What’s Wrong with this Chart?

• Too Big

• Poor colors

• Nothing wrong, looks good

• It’s just wrong

• No comment

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39.0%

19.5%

9.8%

7.4%

3.1%

21.2%

U.S. SmartPhone Marketshare

RIM

Apple

Palm

Motorola

Nokia

Other

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Edward Tufte

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$450

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Avoid Chart Junk

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Maximize Data Ink RatioData-ink/Total ink used

Maximize Data Density(# entries in data matrix)/(area of graphic)

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Colors

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Colors

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Create Color Harmony

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ColorBrewer2.org

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Tools

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Resources

Designing Data Visualizations (Noah Iliinsky, Julie Steele)

Visual Encoding

complexdiagrams.com/properties

richardbrath.wordpress.com

Edward Tufte

edwardtufte.com

D3JS.org

Processing.org

Principles of Visualization Design

D3 Visualizations

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Q&A

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Your Feedback on this Webinar

• Below Expectations

• Met Expectations

• Above Expectations

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